42931980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2621}}^1$

素因数の和:2656

約数の個数: 144

約数和(自身を含む): 160340544

約数和(自身を除く): 117408564

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2621, 2730, 3276, 4095, 5242, 5460, 7863, 8190, 10484, 13105, 15726, 16380, 18347, 23589, 26210, 31452, 34073, 36694, 39315, 47178, 52420, 55041, 68146, 73388, 78630, 91735, 94356, 102219, 110082, 117945, 136292, 157260, 165123, 170365, 183470, 204438, 220164, 235890, 238511, 275205, 306657, 330246, 340730, 366940, 408876, 471780, 477022, 511095, 550410, 613314, 660492, 681460, 715533, 825615, 954044, 1022190, 1100820, 1192555, 1226628, 1431066, 1533285, 1651230, 2044380, 2146599, 2385110, 2862132, 3066570, 3302460, 3577665, 4293198, 4770220, 6133140, 7155330, 8586396, 10732995, 14310660, 21465990, 42931980]

約数ペア:

[(1, 42931980), (2, 21465990), (3, 14310660), (4, 10732995), (5, 8586396), (6, 7155330), (7, 6133140), (9, 4770220), (10, 4293198), (12, 3577665), (13, 3302460), (14, 3066570), (15, 2862132), (18, 2385110), (20, 2146599), (21, 2044380), (26, 1651230), (28, 1533285), (30, 1431066), (35, 1226628), (36, 1192555), (39, 1100820), (42, 1022190), (45, 954044), (52, 825615), (60, 715533), (63, 681460), (65, 660492), (70, 613314), (78, 550410), (84, 511095), (90, 477022), (91, 471780), (105, 408876), (117, 366940), (126, 340730), (130, 330246), (140, 306657), (156, 275205), (180, 238511), (182, 235890), (195, 220164), (210, 204438), (234, 183470), (252, 170365), (260, 165123), (273, 157260), (315, 136292), (364, 117945), (390, 110082), (420, 102219), (455, 94356), (468, 91735), (546, 78630), (585, 73388), (630, 68146), (780, 55041), (819, 52420), (910, 47178), (1092, 39315), (1170, 36694), (1260, 34073), (1365, 31452), (1638, 26210), (1820, 23589), (2340, 18347), (2621, 16380), (2730, 15726), (3276, 13105), (4095, 10484), (5242, 8190), (5460, 7863)]